The resources for this dataset can be found at https://www.openml.org/d/10 Author: Source: Unknown - Please cite: Citation Request: This lymphography domain was obtained from the University Medical Centre, Institute of Oncology, Ljubljana, Yugoslavia. Thanks go to M. Zwitter and M. Soklic for providing the data. Please include this citation if you plan to use this database. 1. Title: Lymphography Domain 2. Sources: (a) See Above. (b) Donors: Igor Kononenko, University E.Kardelj Faculty for electrical engineering Trzaska 25 61000 Ljubljana (tel.: (38)(+61) 265-161 Bojan Cestnik Jozef Stefan Institute Jamova 39 61000 Ljubljana Yugoslavia (tel.: (38)(+61) 214-399 ext.287) (c) Date: November 1988 3. Past Usage: (sveral) 1. Cestnik,G., Konenenko,I, & Bratko,I. (1987). Assistant-86: A Knowledge-Elicitation Tool for Sophisticated Users. In I.Bratko & N.Lavrac (Eds.) Progress in Machine Learning, 31-45, Sigma Press. -- Assistant-86: 76% accuracy 2. Clark,P. & Niblett,T. (1987). Induction in Noisy Domains. In I.Bratko & N.Lavrac (Eds.) Progress in Machine Learning, 11-30, Sigma Press. -- Simple Bayes: 83% accuracy -- CN2 (99% threshold): 82% 3. Michalski,R., Mozetic,I. Hong,J., & Lavrac,N. (1986). The Multi-Purpose Incremental Learning System AQ15 and its Testing Applications to Three Medical Domains. In Proceedings of the Fifth National Conference on Artificial Intelligence, 1041-1045. Philadelphia, PA: Morgan Kaufmann. -- Experts: 85% accuracy (estimate) -- AQ15: 80-82% 4. Relevant Information: This is one of three domains provided by the Oncology Institute that has repeatedly appeared in the machine learning literature. (See also breast-cancer and primary-tumor.) 5. Number of Instances: 148 6. Number of Attributes: 19 including the class attribute 7. Attribute information: --- NOTE: All attribute values in the database have been entered as numeric values corresponding to their index in the list of attribute values for that attribute domain as given below. 1. class: normal find, metastases, malign lymph, fibrosis 2. lymphatics: normal, arched, deformed, displaced 3. block of affere: no, yes 4. bl. of lymph. c: no, yes 5. bl. of lymph. s: no, yes 6. by pass: no, yes 7. extravasates: no, yes 8. regeneration of: no, yes 9. early uptake in: no, yes 10. lym.nodes dimin: 0-3 11. lym.nodes enlar: 1-4 12. changes in lym.: bean, oval, round 13. defect in node: no, lacunar, lac. marginal, lac. central 14. changes in node: no, lacunar, lac. margin, lac. central 15. changes in stru: no, grainy, drop-like, coarse, diluted, reticular, stripped, faint, 16. special forms: no, chalices, vesicles 17. dislocation of: no, yes 18. exclusion of no: no, yes 19. no. of nodes in: 0-9, 10-19, 20-29, 30-39, 40-49, 50-59, 60-69, >=70 8. Missing Attribute Values: None 9. Class Distribution: Class: Number of Instances: normal find: 2 metastases: 81 malign lymph: 61 fibrosis: 4 Relabeled values in attribute 'lymphatics' From: '1' To: normal From: '2' To: arched From: '3' To: deformed From: '4' To: displaced Relabeled values in attribute 'block_of_affere' From: '1' To: no From: '2' To: yes Relabeled values in attribute 'bl_of_lymph_c' From: '1' To: no From: '2' To: yes Relabeled values in attribute 'bl_of_lymph_s' From: '1' To: no From: '2' To: yes Relabeled values in attribute 'by_pass' From: '1' To: no From: '2' To: yes Relabeled values in attribute 'extravasates' From: '1' To: no From: '2' To: yes Relabeled values in attribute 'regeneration_of' From: '1' To: no From: '2' To: yes Relabeled values in attribute 'early_uptake_in' From: '1' To: no From: '2' To: yes Relabeled values in attribute 'changes_in_lym' From: '1' To: bean From: '2' To: oval From: '3' To: round Relabeled values in attribute 'defect_in_node' From: '1' To: no From: '2' To: lacunar From: '3' To: lac_margin From: '4' To: lac_central Relabeled values in attribute 'changes_in_node' From: '1' To: no From: '2' To: lacunar From: '3' To: lac_margin From: '4' To: lac_central Relabeled values in attribute 'changes_in_stru' From: '1' To: no From: '2' To: grainy From: '3' To: drop_like From: '4' To: coarse From: '5' To: diluted From: '6' To: reticular From: '7' To: stripped From: '8' To: faint Relabeled values in attribute 'special_forms' From: '1' To: no From: '2' To: chalices From: '3' To: vesicles Relabeled values in attribute 'dislocation_of' From: '1' To: no From: '2' To: yes Relabeled values in attribute 'exclusion_of_no' From: '1' To: no From: '2' To: yes Relabeled values in attribute 'class' From: '1' To: normal From: '2' To: metastases From: '3' To: malign_lymph From: '4' To: fibrosis